| 1 | import 'dart:convert'; |
| 2 | |
| 3 | import 'package:cw_core/amount/money.dart'; |
| 4 | import 'package:cw_core/balance.dart'; |
| 5 | import 'package:cw_core/currency.dart'; |
| 6 | |
| 7 | class TronBalance extends Balance { |
| 8 | TronBalance(this.balance) : super(balance, balance); |
| 9 | |
| 10 | final Money balance; |
| 11 | |
| 12 | String toJSON() => json.encode({'balance': balance.amount.toString()}); |
| 13 | |
| 14 | static TronBalance? fromJSON(String? jsonSource, Currency currency) { |
| 15 | if (jsonSource == null) return null; |
| 16 | |
| 17 | final decoded = json.decode(jsonSource) as Map; |
| 18 | |
| 19 | try { |
| 20 | return TronBalance(Money(BigInt.parse(decoded['balance']), currency)); |
| 21 | } catch (e) { |
| 22 | return TronBalance(Money.zero(currency)); |
| 23 | } |
| 24 | } |
| 25 | } |